Near Tucson and just east of Davis-Monthan AFB, the new Fantasy Island area has an awesome network of mountain bike trails with four major loops spread over ugly greasewood flats desert on State Lands. Dont miss the Bunny Flats and Christmas Tree Loop.
Keep an eye out fo Gila Monsters and Mojave Rattlesnakes (April - Oct).
There are two main trailheads. The northern trailhead is located at the intersection of Harrison Road and Irvington Road. The southern trailhead is on Valencia Road across from the western entrance to Rita Ranch subdivision.
Overall, Fantasy Island is the 44th most popular mountain bike trail of all 103 mountain biking rides in Arizona.